ProMinent
®
Page 35
Troubleshooting / Decommissioning and Disposal
Fault Signals
Yellow LED display is lit
Cause Liquid level in chemical storage tank has reached “liquid level low, stage 1”
Remedy S Fill chemical storage tank
Yellow LED Display is lit and “calib” flashes
Cause The pump is calibrated and the stroke length deviates by more than ± 10% from the value at the
time of calibration.
Remedy S Reset the stroke length or calibrate the pump again to the desired stroke length
13 Decommissioning and Disposal
Decommissioning
WARNING
• When decommissioning the gamma/ L the housing and, in particular, the li-
quid end must be thoroughly cleaned to remove chemicals and dirt!
• Always take suitable precautions when using hazardous chemicals!
• Ensure that the equipment is de-pressurised!
S Disconnect the gamma/ L from the power supply
S Empty the liquid end by turning the gamma/ L upside down and allow the feed chemical to
pour out
S Rinse the liquid end with a suitable material, thoroughly rinse the liquid end after use with
hazardous materials!
If decommissioning is only temporary, maintain the correct storage conditions:
Storage temperature: -10 to +50 °C
Air humidity: < 92 % relative humidity
Disposal
TAKE CARE
Electronic waste is classified as special waste!
Please observe all locally applicable directives!
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